Ash removing device



March 8, 1938.

L. M. HENNING ASH REMOVING DEVICE Filed April 5, 1957 2 Sheets-Sheet lJar/y A477? ATTORN EY.)

March 8, 1938.

ASH REMOVING DEVICE Filed April 3, 1937 L. M. HENNING 2 Sheets-Sheet 2 ll I I v Patented Mar. 8, 1938 v UNITED STATES PATENT OFFICE ASH REMOVINGDEVICE Larry M. Henning, Columbus, Ohio Application April 3, 1937,Serial No. 134,861

3 Claims. (01. 126-244) This invention relates to ash removing detudinalbars l9 connected centrally by a cross bar vices and has for an objectto provide a tank, a 20, these bars all lying in the same plane. Thetray, and a revoluble tray supporting frame in bottom is substantiallythe same in length as the the ash pit of a furnace whereby the fineashes diameter of the tank It and is provided with arm- '5 may be washedinto a sluice-way or sewer to the ate upstanding end bars 2| which, asbest shown end that the coarse ashes and coal may be rein Figure 2, arespaced from the wall of the tank moved from the ash pit without theusual objec- M. Skeleton side walls 22 rise from the outer tionablecloud of fine ashes incident to the disbars IQ of the bottom and supporta cross bar 23 posal of ashes from a furnace. to which is fixed anupright shaft 24 for rotating A further object of the invention is toprovide the frame. 10 a device of this character which will be formedThe frame is provided on the cross bar 20 of of a few strong simple anddurable parts, which the bottom with a depending gudgeon 25, best willbe easy to install and operate, which will be shown in Figures 1 and 3and this gudgeon fits inexpensive to manufacture, and which will not inthe central bearing recess 9 of the tank to easily get out of order.rotatably mount the frame in the tank. For ro- 15 With the above andother objects in view the tating the frame a shaft 26 projects throughan invention consists of certain novel details of opening 27 in the ashpit, best shown in Figure 3, construction and combinations of partshereinand the outer end of the shaft is equipped with a after fullydescribed and claimed, it being undercrank handle 28. The inner end ofthe shaft is stood that various modifications may be resorted geared tothe stand shaft 24 of the frame by bevel 20 to within the scope of theappended claims withgears 29 and 30.

out departing from the spirit or sacrificing any Inclined brace bars 31,best shown in Figures of the advantages of the invention. 2 and 3, areconnected at the inner ends to a In the accompanying drawings formingpart of stationary sleeve 32, which rotatably receives the thisspecification, upper end of the stand shaft 24, and are bolted 25 Figure1 is a longitudinal sectional view of an at the outer ends to the ashpit, as shown at 33. ashpit of a furnace showing an ash removing de- Atray 34 is removably mounted in the frame it vice therein constructed inaccordance with the and the tray comprises longitudinal side wallsinvention. 35, arcuate end walls 36, the latter being equipped Figure 2is a horizontal sectional view taken on with handles 31, and areticulate bottom 38. The 30 the line 2-2 of Figure 1 looking in thedirection tray is of sufficient height to slide easily over of thearrowheads. the end bars 2! of the frame during removal and Figure 3 isa vertical sectional view taken on insertion of the tray.

the line 33 of Figure 2 looking in the direction A funnel 39, best shownin Figure 1, is secured 35 of the arrowheads. to the top of the ash pitin any preferred manner 35 Figure 4 is a detail perspective view of theroand is substantially the same shape as the tray tatable ash traysupporting frame. so that when the ashes are dumped the ashes willFigure 5 is a detail perspective view of the tank. be deposited in thetray. Referring now to the drawings in which like In operation the tankI4 is filled with water.

characters of reference designate similar parts in The ashes are nowdumped in the conventional 40 the various views, I0 designates a firebox, H the manner, care being taken that the tray is disgrate, l2 theash pit, and I3 the ash pit door, of posed in registration with thefunnel. The crank a conventional furnace. handle 28 is now rotated sothat all of the fine In carrying out the invention a circular tank ashesand dust will be washed into the tank leav- I4, best shown in Figure 5,is provided with a ing only clean ashes and coal in the tray. The 45circumferential flange l 5 on the bottom for suptray may now be removedfrom the tray supportporting the tank upon the bottom of the ash pit.ing frame l8 and withdrawn through the open The tank is provided with acentral bearing reash pit door l3 for depositing the ashes in any cess 9on the top face of the bottom. The tank convenient location without theusual cloud of is further provided with a valve controlled water dust.Before the empty tray is inserted in the 50 supply pipe l6, best shownin Figure 2, and with tray supporting frame the muddy water in the avalve controlled outlet pipe H which may be tank I4 is withdrawn byopening the Valve in the connected to any convenient sluice-way orsewer. outlet pipe ll so that the fine ashes and dust The traysupporting frame l8, best shown in and water may be carried off into thesluice-way Figure 4, comprises a bottom formed of longior sewer. 55

From the above description it is thought that the construction andoperation of the invention will be fully understood without furtherexplanation.

What is claimed is:

1. In a furnace having an ash pit, a water tank in the ash pit, meansfor supplying and withdrawing Water from the tank, a tray supportingframe rotatably mounted in the tank, a tray in the frame, and meansconnected to the frame and accessible exteriorly of the ash pit forrotating the tray and frame in the tank to wash dirt and fine ashes fromthe tray into the tank after each dumping of the furnace.

2. In a furnace having an ash pit, a funnel in the top of the ash pit, awater tank below the funnel, means for supplying and removing water fromthe tank, a frame rotatably mounted in the tank below the funnel, a trayremovably supported in the frame in registration with the funnel andadapted to receive ashes therefrom when the furnace is dumped, a stubshaft rising from the frame, a shaft geared to the stub shaft andextending exteriorly of the ash pit, and means on the last named shaftfor rotating the shaft to rotate the tray and frame in the tank forwashing dirt and fine ashes into the tank after the furnace is dumped.

3. In a furnace having an ash pit, a tank in the bottom of the ash pit,valve controlled pipes entering the ash pit and the tank for supplyingthe tank with water and draining water from the tank, said tank beingsubstantially circular in contour and having a central bearing recess inthe top face of the bottom, a tray supporting frame having a dependinggudgeon fitting in said bearing recess and rotatably mounting the framein the tank, a stand shaft on the frame, a shaft geared to the standshaft and projecting exteriorly of the ash pit, means on the last namedshaft for rotating the shaft, a funnel secured to the top of the ashpit, a tray in the frame having a reticulate bottom, the tray and thefunnel being of substantially the same shape so that When the ashes aredumped the ashes will be deposited in the tray, and means at the ends ofthe frame permitting of the tray being Withdrawn endwise through theframe and the ash pit door.

LARRY M. H'ENNING.

